Sandal



FIG. 1 is a front perspective view of a sandal showing my new design;

FIG. 2 is a side view thereof;

FIG. 3 is a second side view thereof;

FIG. 4 is a front view thereof; and,

FIG. 5 is a top view thereof.

The unshaded regions form no part of the claimed design. The broken lines showing the remainder of the sandal are for environmental purposes only and form no part of the claimed design. 

CLAIM The ornamental design for a sandal, as shown and described. 